Home / 418,488.27-576,971.75-271,050.81

Finding the Fourth Proportional to 418,488.27, 576,971.75 and 271,050.81

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Solution

The fourth proportional to 418,488.27, 576,971.75 and 271,050.81 is: 373,699.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,488.27 : 576,971.75 = 271,050.81 : x
  2. Step 2: Convert to fraction form
    418,488.27/576,971.75 = 271,050.81/x
  3. Step 3: Cross multiply
    418,488.27x = 576,971.75 × 271,050.81
  4. Step 4: Simplify right side
    418,488.27x = 156,388,660,862.25
  5. Step 5: Solve for x
    x = 156,388,660,862.25/418,488.27
  6. Step 6: Final answer
    x = 373,699.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.